<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            padding:0;
            margin:0;
        }
        body{
            display: flex;
            min-height: 100vh;
            justify-content:center;
            align-items:flex-end;
            background-color:#080404;
        }
        .tree{
            width:50px;
            height: 700px;
            background-color:saddlebrown;
            display: flex;
            flex-direction: column;
            justify-content:space-around;
            border-radius:100% 100% 20px 20px;
        }
        .branch:nth-of-type(odd){
            width:200px;
            height: 30px;
            background-color:peru;
            transform:rotate(-20deg);
            display: flex;
            justify-content:flex-end;
            border-radius:10px 50% 50% 10px;
            margin-left: 15px;
        }
        .branch:nth-of-type(even){
            width:200px;
            height: 30px;
            background-color:peru;
            transform:rotateY(-160deg) rotate(-20deg) translateX(100%);
            display: flex;
            justify-content:flex-end;
            border-radius:10px 50% 50% 10px;
            margin-left: 15px;
        }
        .leaf{
            width:30px;
            height: 30px;;
            border-radius:100% 0 100% 0;
            background-color:green;
            transform:translateY(-100%);
        }
    </style>
</head>
<body>
   <div class="tree">
       <div class="branch">
           <div class="leaf"></div>
           <div class="leaf"></div>
           <div class="leaf"></div>
       </div>
       <div class="branch">
        <div class="leaf"></div>
        <div class="leaf"></div>
        <div class="leaf"></div>
        
        </div>
        <div class="branch">
            <div class="leaf"></div>
            <div class="leaf"></div>
            <div class="leaf"></div>
        </div>
        <div class="branch">
         <div class="leaf"></div>
         <div class="leaf"></div>
         <div class="leaf"></div>
         

         </div>
         <div class="branch">
            <div class="leaf"></div>
            <div class="leaf"></div>
            <div class="leaf"></div>
            
            </div>
            <div class="branch">
                <div class="leaf"></div>
                <div class="leaf"></div>
                <div class="leaf"></div>
                
                </div>
                <div class="branch">
                    <div class="leaf"></div>
                    <div class="leaf"></div>
                    <div class="leaf"></div>
                    
                    </div>
                    <div class="branch">
                        <div class="leaf"></div>
                        <div class="leaf"></div>
                        <div class="leaf"></div>
                        
                        </div>
                        <div class="branch">
                            <div class="leaf"></div>
                            <div class="leaf"></div>
                            <div class="leaf"></div>
                            
                            </div>
                            <div class="branch">
                                <div class="leaf"></div>
                                <div class="leaf"></div>
                                <div class="leaf"></div>
                                
                                </div>
        </div>
</body>
</html>